Home / 166,686.55-230,028.89-97,817.24

Finding the Fourth Proportional to 166,686.55, 230,028.89 and 97,817.24

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Solution

The fourth proportional to 166,686.55, 230,028.89 and 97,817.24 is: 134,988.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,686.55 : 230,028.89 = 97,817.24 : x
  2. Step 2: Convert to fraction form
    166,686.55/230,028.89 = 97,817.24/x
  3. Step 3: Cross multiply
    166,686.55x = 230,028.89 × 97,817.24
  4. Step 4: Simplify right side
    166,686.55x = 22,500,790,692.47
  5. Step 5: Solve for x
    x = 22,500,790,692.47/166,686.55
  6. Step 6: Final answer
    x = 134,988.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.